Inventor · disambiguated record
Masaaki Takagi
Also filed as: TAKAGI MASAAKI
55 granted patents·9 pending applications·657 citations·filing 1985–2025
98Inventor score
Top patents by PatentIndex Score
64 records- 0190US5073710AOptical displacement detector including a displacement member's surface having a diffractive pattern and a holographic lens patternCOPAL CO LTD·Filed 1990·Granted Dec 17, 1991·68 cites·19 claims
- 0289US8740283B2Arrangement structure for charging port coverYAMAMARU JUNICHI·Filed 2011·Granted Jun 3, 2014·16 cites·5 claims
- 0388US10838283B2Imaging apparatusFUJIFILM CORP·Filed 2018·Granted Nov 17, 2020·3 cites·21 claims
- 0487US6439104B1Small size air pumpNIDEC COPAL CORP·Filed 2000·Granted Aug 27, 2002·35 cites·3 claims
- 0585US7360959B2Printer apparatusFUNAI ELECTRIC CO·Filed 2005·Granted Apr 22, 2008·8 cites·5 claims
- 0685US6774512B2Claw-pole permanent-magnet stepping motorNIDEC COPAL CORP·Filed 2001·Granted Aug 10, 2004·40 cites·10 claims
- 0785US5560787ARolling bearing for high-speed rotation at high temperaturesNSK LTD·Filed 1995·Granted Oct 1, 1996·40 cites·13 claims
- 0883US8885025B2ProcessorIWABUCHI HIROSHI·Filed 2011·Granted Nov 11, 2014·12 cites·4 claims
- 0983US6070482AGear moduleNIDEC COPAL CORP·Filed 1998·Granted Jun 6, 2000·35 cites·3 claims
- 1082US4664493APhotographic shutterCOPAL CO LTD·Filed 1985·Granted May 12, 1987·20 cites·16 claims
- 1181US5539519ACompact, high resolution optical displacement detectorCOPAL CO LTD·Filed 1992·Granted Jul 23, 1996·41 cites·8 claims
- 1277US11693294B2Imaging apparatusFUJIFILM CORP·Filed 2022·Granted Jul 4, 2023·0 cites·21 claims
- 1377US6896386B2Surface emitting deviceNIDEC COPAL CORP·Filed 2003·Granted May 24, 2005·18 cites·36 claims
- 1477US5253526ACapacitive acceleration sensor with free diaphragmCOPAL CO LTD·Filed 1991·Granted Oct 19, 1993·37 cites·12 claims
- 1576US12140851B2Imaging apparatusFUJIFILM CORP·Filed 2023·Granted Nov 12, 2024·0 cites·20 claims
- 1676US7251451B2Printer having output trayFUNAI ELECTRIC CO·Filed 2006·Granted Jul 31, 2007·6 cites·5 claims
- 1775US7511082B2Polyurethane foam and method of manufacturing the sameYUKIGAYA CHEMICAL INDUSTRY CO·Filed 2004·Granted Mar 31, 2009·11 cites·27 claims
- 1874US9630213B2Vibration actuatorNIDEC COPAL CORP·Filed 2014·Granted Apr 25, 2017·3 cites·3 claims
- 1974US7332842B2Fan motorNIDEC COPAL CORP·Filed 2004·Granted Feb 19, 2008·19 cites·14 claims
- 2074US6412773B1Paper feeding apparatusFUNAI ELECTRIC CO·Filed 2000·Granted Jul 2, 2002·12 cites·8 claims
- 2172US12495210B2Sensor structure of image shake correcting device, and imaging apparatusFUJIFILM CORP·Filed 2023·Granted Dec 9, 2025·0 cites·14 claims
- 2272US7481590B2Printer apparatusFUNAI ELECTRIC CO·Filed 2005·Granted Jan 27, 2009·4 cites·4 claims
- 2371US6224136B1Structure for positioning windshield for vehicle and method of mounting windshieldNISSAN MOTOR·Filed 1999·Granted May 1, 2001·30 cites·8 claims
- 2470US8870582B2Charging port cover and charging port structureYAMAMARU JUNICHI·Filed 2011·Granted Oct 28, 2014·5 cites·3 claims
- 2570US7953318B2Imaging apparatus and focusing methodFUJIFILM CORP·Filed 2008·Granted May 31, 2011·3 cites·18 claims
- 2670US2025275098A1Imaging apparatusFUJIFILM CORP·Filed 2025·Application pending·0 cites
- 2768USD856395SDigital cameraFUJIFILM CORP·Filed 2017·Granted Aug 13, 2019·9 cites·1 claims
- 2868USD855679SDigital cameraFUJIFILM CORP·Filed 2017·Granted Aug 6, 2019·9 cites·1 claims
- 2968US7636120B2Image-data output device and digital cameraFUJIFILM CORP·Filed 2006·Granted Dec 22, 2009·2 cites·5 claims
- 3068US7015604B2Stepping motor and method of manufacturing stepping motorNIDEC COPAL CORP·Filed 2004·Granted Mar 21, 2006·10 cites·17 claims
- 3166US11320721B2Imaging apparatusFUJIFILM CORP·Filed 2020·Granted May 3, 2022·0 cites·13 claims
- 3266US8018498B2Image pickup apparatus and exposure control methodFUJIFILM CORP·Filed 2007·Granted Sep 13, 2011·2 cites·20 claims
- 3366US7947755B2Polyurethane foam and method of manufacturing the sameYUKIGAYA CHEMICAL INDUSTRY CO LTD·Filed 2009·Granted May 24, 2011·1 cites·16 claims
- 3465US5525955ACapacitor coupled potentiometerCOPAL CO LTD·Filed 1993·Granted Jun 11, 1996·16 cites·25 claims
- 3565US5438193AAbsolute rotary encoder with slit patterns having bit-coded tracks ranging from higher to lower orderCOPAN COMPANY LIMITED·Filed 1993·Granted Aug 1, 1995·25 cites·22 claims
- 3661US11378865B2Imaging deviceFUJIFILM CORP·Filed 2021·Granted Jul 5, 2022·0 cites·17 claims
- 3761US11331934B2PrinterFUNAI ELECTRIC CO·Filed 2019·Granted May 17, 2022·0 cites·7 claims
- 3861US6809439B2Stepping motorNIDEC COPAL CORP·Filed 2002·Granted Oct 26, 2004·11 cites·20 claims
- 3960US5831956ADisc loading deviceFUNAI ELECTRIC CO·Filed 1996·Granted Nov 3, 1998·16 cites·14 claims
- 4057US5415711AHigh-strength spring steels and method of producing the sameDAIDO STEEL CO LTD·Filed 1994·Granted May 16, 1995·18 cites·4 claims
- 4155USD898101SDigital cameraFUJIFILM CORP·Filed 2019·Granted Oct 6, 2020·4 cites·1 claims
- 4255US9584001B2Vibration actuatorNIDEC COPAL CORP·Filed 2014·Granted Feb 28, 2017·0 cites·4 claims
- 4355US2025254408A1Heat radiation structureFUJIFILM CORP·Filed 2025·Application pending·0 cites
- 4454US5017768AOptical focusing control apparatusCOPAL CO LTD·Filed 1989·Granted May 21, 1991·9 cites·1 claims
- 4551US11007777B2PrinterFUNAI ELECTRIC CO·Filed 2019·Granted May 18, 2021·0 cites·20 claims
- 4649US2008080747A1Imaging apparatus and imaging methodFUJIFILM CORP·Filed 2007·Application pending·0 cites
- 4748USD898102SDigital cameraFUJIFILM CORP·Filed 2019·Granted Oct 6, 2020·3 cites·1 claims
- 4848US5735569AStructure for attaching assist grip for automobileNISSAN MOTOR·Filed 1996·Granted Apr 7, 1998·17 cites·7 claims
- 4947US10604363B2Sheet feeding apparatusFUNAI ELECTRIC CO·Filed 2017·Granted Mar 31, 2020·0 cites·17 claims
- 5047US2007269678A1High-tensile steel sheet, steel sheet joining process and high-strength automotive partNISSAN MOTOR·Filed 2007·Application pending·0 cites
Showing the top 50 of 64 patent records by PatentIndex Score.
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